napa as well as santa rosa in the mid40s. concord is at 50 degrees. here is a look at the forecast highlights. we will look for a cooler day tomorrow. a few showers developing mainly in the north bay. cold and windy through week. entire week. and it does look like freeze warnings will be up as we head into wednesday morning, tuesday and thursday. we will see a little high cloudiness. 30s in the north bay and 40s elsewhere and let's get to the timing of this thing. this is the frontal boundary right here. 11:00 and as it continues to sag south that is exactly -- it will exactly start to bring some moisture to the north bay. you can see monday afternoon, 3:00, this is where all of the cold air is. this is the cold front. it will move into sonoma county and possibly as far south as marin county with a chance of a few light showers and then continue to press on toward the south. it is the cold air mass behind it that will dive down. the wind will pick up out of the north. because of the insta belt we will keep a slight chance of a shower in our accu-weath